Seattle Tunnel Partners have resumed digging a repair pit to access the stalled tunnel drilling machine sitting idle under the waterfront. State archaeologists have determined shell deposits ...

The Washington State Department of Transportation has halted digging for the repair pit to access Bertha – the SR99 tunnel machine – after archaeologists found shell deposits, WSDOT announced late ...

Bertha, that gigantic, inoperable tunnel boring machine everybody loves to hate, finally might get out of that big hole it dug itself into. After an environmental review, Seattle Tunnel Partners, the ...

The normally sedate city of Seattle sounded more like the set of a science fiction epic today as the world's largest boring machine roared and screeched its way into the open air. The tunnel boring ...

Digging resumed Thursday in a pit near the Seattle waterfront that will be used to repair a huge machine that broke down while trying to bore a highway tunnel under the city. The Seattle Daily Journal ...